S93051的博客

索引器using System namespace lesson { public class Array { //索引器 public int this[int index] { set{ //value为引用后数值； _arr[index]=value; } get { return _arr[index]; }

ArrayList 与Listusing System； using System.Collections.Generic; using System.Collections; namespace lesson2{ public class Person{ } class MainClass{ public Static void main (string[] args){ //申明一个List对象

c# 托举 `using System; namespace lesoo3{ public delegate void Something (string name); public Student(string name){ public void Do (Something something){ something(name); } public